45391896 has 96 divisors (see below), whose sum is σ = 137826000. Its totient is φ = 13374720.

The previous prime is 45391891. The next prime is 45391901. The reversal of 45391896 is 69819354.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45391891) and next prime (45391901).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45391891) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28530 + ... + 30078.

Almost surely, 2^45391896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45391896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68913000).

45391896 is an abundant number, since it is smaller than the sum of its proper divisors (92434104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45391896 is a wasteful number, since it uses less digits than its factorization.

45391896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609 (or 1602 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 45391896 is about 6737.3508146749. The cubic root of 45391896 is about 356.7188898793.

The spelling of 45391896 in words is "forty-five million, three hundred ninety-one thousand, eight hundred ninety-six".